. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. Tree Swallow. Entire underparts, white; upper plumage, metallic steel blue; youug birds have the upper plumage browuish gray, but the under i)Uiinage is pure white. White-bellied Swallow. Tree .Swallow. bicolor. See No. Upper throat and sides of the head, chestnut brown; belly, whitish; forehead, whitish; crown and b;K'l<. dark steel l)lue; upper tail coverts, pale rufous brown. Cliff Swallow. Petrochelidon lunifrons See No. Please note that these images are extracted from
. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. Tree Swallow. Entire underparts, white; upper plumage, metallic steel blue; youug birds have the upper plumage browuish gray, but the under i)Uiinage is pure white. White-bellied Swallow. Tree .Swallow. bicolor. See No. Upper throat and sides of the head, chestnut brown; belly, whitish; forehead, whitish; crown and b;K'l<. dark steel l)lue; upper tail coverts, pale rufous brown. Cliff Swallow. Petrochelidon lunifrons See No. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cory, Charles B. (Charles Barney), 1857-1921; Field Museum of Natural History. Chicago, Special edition printed for the Field Columbian museum
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Keywords: ., bookauthorcory, bookcentury1800, bookdecade1890, booksubjectbirds
